"He is currently the Group Managing Director of Commercial Bank of Africa Limited (“CBA Group”) the largest privately held commercial bank in Kenya with a regional focus, presently also operating in Tanzania, Uganda, Rwanda, and Ivory Coast. CBA Group is one of the strongest and ethically managed commercial banks’ offering a comprehensive range of banking services, including Mobile and Digitally enabled financial solutions, and is recognised as the market leader in the provision of Mobile Lending and Savings solutions, in partnership with Safaricom (Kenya), Vodacom (Tanzania) and MTN (Uganda, Rwanda and Ivory Coast). CBA Group presently serves in excess of 35 million customers in its five markets.
"Prior to joining CBA Group (more than 23 years ago), Isaac was Chief Financial Officer and director at Standard Chartered Bank Kenya Ltd operations in Kenya and the East Africa region for over 8 years.
"Isaac graduated from the University of Nairobi in 1980 with a Bachelor of Commerce degree in accounting and finance. He trained at BDO Binder Hamlin in London qualifying as a chartered accountant in 1984. On his return to Kenya, he worked with the firm of Githongo and Company (a BDO affiliate) as an Audit Manager in 1985. In 1986 he was appointed Group Auditor of Nation Printers and Publishers Limited (now the Nation Media Group) and eventually became the Group Financial Controller and Company Secretary.
"Isaac is a member of the Institute of Chartered Accountants in England and Wales (ICAEW), the Institute of Certified Public Accounts of Kenya (ICPAK) and Fellow of the Kenya Institute of Management.
"Isaac sits on the Board of several public and private organisations, including Kenya Airports Authority (Chairman), Kenya Cultural Centre, Bata Shoes Company Kenya Limited, Aidspan (Chairman), and Riara University (Chairman of Council). Through his involvement in charitable and philanthropic activities, he is Chairman of the Kenya Conservatoire of Music, University of Nairobi Alumni Association, The Rhino Trust, a conservation charity involved in the preservation of environmental biodiversity, and WWF Kenya, and Trustee of the Zawadi Africa Education Fund, an educational charity which provides scholarship support to disadvantaged girls from Africa (and presently operating in Kenya, Uganda, South Africa, and Ghana) to Universities mainly in the US, South Africa, Ghana and Canada and more recently the UK and Japan." 
- Former trustee, Rhino Ark